Haikou, Haikou, Hainan, China Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
Good
050
Moderate
100
Poor
150
Unhealthy
200
Severe
300
Hazardous
301+
August Air Quality Analysis
Haikou, Haikou, Hainan, China
2021
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
31st Aug 2023
66AQILowest AQI recorded on
31st Aug 2024
13AQISame Day Analysis (4th August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 1st highest AQI at 57 of Moderate air quality on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 4th Aug - 5th Aug 2025
Haikou, Haikou, Hainan, China
AQI
Day
Night
.
6 AM4th Aug 2025
7 PM
5 AM5th Aug 2025
Day time
Avg. Highest Time
11AM4th Aug
62AQI
Avg. Lowest Time
5PM4th Aug
53AQI
Night time
Avg. Highest Time
10PM4th Aug
60AQI
Avg. Lowest Time
5AM5th Aug
56AQI
In the last 24 hours,
Haikou's AQI reached its highest point of 62 at 11 AM during the Day, while the lowest point, 53, was recorded at 5 PM during the Day between 4th Aug and 5th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Haikou, Haikou, Hainan, China
JulAug
06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 31st31st - 01st01st - 02nd02nd - 03rd03rd - 04th04th - 05th05th
Day
Night
6th Jul 2025366 AMAQI
6th Jul 2025367 AMAQI
6th Jul 2025348 AMAQI
6th Jul 2025309 AMAQI
6th Jul 20253210 AMAQI
6th Jul 20253011 AMAQI
6th Jul 20253012 PMAQI
6th Jul 2025311 PMAQI
6th Jul 2025282 PMAQI
6th Jul 2025243 PMAQI
6th Jul 2025254 PMAQI
6th Jul 2025245 PMAQI
6th Jul 2025266 PMAQI
6th Jul 2025307 PMAQI
6th Jul 2025388 PMAQI
6th Jul 2025529 PMAQI
6th Jul 20255410 PMAQI
6th Jul 20255011 PMAQI
7th Jul 20254812 AMAQI
7th Jul 2025371 AMAQI
7th Jul 2025372 AMAQI
7th Jul 2025363 AMAQI
7th Jul 2025364 AMAQI
7th Jul 2025365 AMAQI
29°C26/31°C
7th Jul 2025366 AMAQI
7th Jul 2025367 AMAQI
7th Jul 2025328 AMAQI
7th Jul 2025349 AMAQI
7th Jul 20253110 AMAQI
7th Jul 20252811 AMAQI
7th Jul 20252612 PMAQI
7th Jul 2025261 PMAQI
7th Jul 2025272 PMAQI
7th Jul 2025243 PMAQI
7th Jul 2025254 PMAQI
7th Jul 2025265 PMAQI
7th Jul 2025266 PMAQI
7th Jul 2025327 PMAQI
7th Jul 2025358 PMAQI
7th Jul 2025379 PMAQI
7th Jul 20253710 PMAQI
7th Jul 20254011 PMAQI
8th Jul 20253912 AMAQI
8th Jul 2025391 AMAQI
8th Jul 2025382 AMAQI
8th Jul 2025383 AMAQI
8th Jul 2025384 AMAQI
8th Jul 2025385 AMAQI
29°C27/32°C
8th Jul 2025386 AMAQI
8th Jul 2025377 AMAQI
8th Jul 2025528 AMAQI
8th Jul 2025569 AMAQI
8th Jul 20255210 AMAQI
8th Jul 20255611 AMAQI
8th Jul 20255412 PMAQI
8th Jul 2025501 PMAQI
8th Jul 2025512 PMAQI
8th Jul 2025493 PMAQI
8th Jul 2025424 PMAQI
8th Jul 2025435 PMAQI
8th Jul 2025416 PMAQI
8th Jul 2025477 PMAQI
8th Jul 2025458 PMAQI
8th Jul 2025459 PMAQI
8th Jul 20254110 PMAQI
8th Jul 20253811 PMAQI
9th Jul 20254312 AMAQI
9th Jul 2025391 AMAQI
9th Jul 2025402 AMAQI
9th Jul 2025403 AMAQI
9th Jul 2025434 AMAQI
9th Jul 2025435 AMAQI
29°C27/33°C
9th Jul 2025436 AMAQI
9th Jul 2025437 AMAQI
9th Jul 2025448 AMAQI
9th Jul 2025609 AMAQI
9th Jul 20255410 AMAQI
9th Jul 20255411 AMAQI
9th Jul 20254412 PMAQI
9th Jul 2025471 PMAQI
9th Jul 2025522 PMAQI
9th Jul 2025503 PMAQI
9th Jul 2025494 PMAQI
9th Jul 2025485 PMAQI
9th Jul 2025486 PMAQI
9th Jul 2025357 PMAQI
9th Jul 2025518 PMAQI
9th Jul 2025479 PMAQI
9th Jul 20254610 PMAQI
9th Jul 20254211 PMAQI
10th Jul 20254112 AMAQI
10th Jul 2025441 AMAQI
10th Jul 2025442 AMAQI
10th Jul 2025453 AMAQI
10th Jul 2025464 AMAQI
10th Jul 2025465 AMAQI
29°C26/32°C
10th Jul 2025466 AMAQI
10th Jul 2025457 AMAQI
10th Jul 2025488 AMAQI
10th Jul 2025509 AMAQI
10th Jul 20255210 AMAQI
10th Jul 20255611 AMAQI
10th Jul 20255612 PMAQI
10th Jul 2025581 PMAQI
10th Jul 2025562 PMAQI
10th Jul 2025533 PMAQI
10th Jul 2025474 PMAQI
10th Jul 2025445 PMAQI
10th Jul 2025406 PMAQI
10th Jul 2025417 PMAQI
10th Jul 2025478 PMAQI
10th Jul 2025499 PMAQI
10th Jul 20254810 PMAQI
10th Jul 20254811 PMAQI
11th Jul 20254212 AMAQI
11th Jul 2025481 AMAQI
11th Jul 2025462 AMAQI
11th Jul 2025463 AMAQI
11th Jul 2025494 AMAQI
11th Jul 2025485 AMAQI
29°C27/32°C
11th Jul 2025496 AMAQI
11th Jul 2025507 AMAQI
11th Jul 2025428 AMAQI
11th Jul 2025429 AMAQI
11th Jul 20255010 AMAQI
11th Jul 20255211 AMAQI
11th Jul 20254912 PMAQI
11th Jul 2025511 PMAQI
11th Jul 2025462 PMAQI
11th Jul 2025463 PMAQI
11th Jul 2025404 PMAQI
11th Jul 2025475 PMAQI
11th Jul 2025516 PMAQI
11th Jul 2025517 PMAQI
11th Jul 2025518 PMAQI
11th Jul 2025519 PMAQI
11th Jul 20255310 PMAQI
11th Jul 20255211 PMAQI
12th Jul 20255412 AMAQI
12th Jul 2025511 AMAQI
12th Jul 2025512 AMAQI
12th Jul 2025503 AMAQI
12th Jul 2025494 AMAQI
12th Jul 2025505 AMAQI
28°C27/30°C
12th Jul 2025496 AMAQI
12th Jul 2025497 AMAQI
12th Jul 2025508 AMAQI
12th Jul 2025509 AMAQI
12th Jul 20254010 AMAQI
12th Jul 20252711 AMAQI
12th Jul 20252812 PMAQI
12th Jul 2025301 PMAQI
12th Jul 2025332 PMAQI
12th Jul 2025393 PMAQI
12th Jul 2025394 PMAQI
12th Jul 2025385 PMAQI
12th Jul 2025426 PMAQI
12th Jul 2025437 PMAQI
12th Jul 2025528 PMAQI
12th Jul 2025539 PMAQI
12th Jul 20255810 PMAQI
12th Jul 20255211 PMAQI
13th Jul 20255212 AMAQI
13th Jul 2025521 AMAQI
13th Jul 2025522 AMAQI
13th Jul 2025523 AMAQI
13th Jul 2025504 AMAQI
13th Jul 2025505 AMAQI
29°C26/31°C
13th Jul 2025496 AMAQI
13th Jul 2025507 AMAQI
13th Jul 2025598 AMAQI
13th Jul 2025689 AMAQI
13th Jul 20256610 AMAQI
13th Jul 20256111 AMAQI
13th Jul 20255212 PMAQI
13th Jul 2025421 PMAQI
13th Jul 2025402 PMAQI
13th Jul 2025373 PMAQI
13th Jul 2025374 PMAQI
13th Jul 2025425 PMAQI
13th Jul 2025386 PMAQI
13th Jul 2025427 PMAQI
13th Jul 2025498 PMAQI
13th Jul 2025529 PMAQI
13th Jul 20255310 PMAQI
13th Jul 20255411 PMAQI
14th Jul 20255412 AMAQI
14th Jul 2025531 AMAQI
14th Jul 2025522 AMAQI
14th Jul 2025523 AMAQI
14th Jul 2025534 AMAQI
14th Jul 2025535 AMAQI
29°C27/31°C
14th Jul 2025536 AMAQI
14th Jul 2025537 AMAQI
14th Jul 2025568 AMAQI
14th Jul 2025579 AMAQI
14th Jul 20255610 AMAQI
14th Jul 20256011 AMAQI
14th Jul 20256012 PMAQI
14th Jul 2025601 PMAQI
14th Jul 2025592 PMAQI
14th Jul 2025523 PMAQI
14th Jul 2025484 PMAQI
14th Jul 2025435 PMAQI
14th Jul 2025446 PMAQI
14th Jul 2025407 PMAQI
14th Jul 2025518 PMAQI
14th Jul 2025529 PMAQI
14th Jul 20255610 PMAQI
14th Jul 20255811 PMAQI
15th Jul 20255812 AMAQI
15th Jul 2025561 AMAQI
15th Jul 2025542 AMAQI
15th Jul 2025543 AMAQI
15th Jul 2025544 AMAQI
15th Jul 2025545 AMAQI
29°C27/32°C
15th Jul 2025546 AMAQI
15th Jul 2025547 AMAQI
15th Jul 2025588 AMAQI
15th Jul 2025639 AMAQI
15th Jul 20256010 AMAQI
15th Jul 20256211 AMAQI
15th Jul 20255312 PMAQI
15th Jul 2025531 PMAQI
15th Jul 2025442 PMAQI
15th Jul 2025443 PMAQI
15th Jul 2025464 PMAQI
15th Jul 2025475 PMAQI
15th Jul 2025476 PMAQI
15th Jul 2025517 PMAQI
15th Jul 2025558 PMAQI
15th Jul 2025579 PMAQI
15th Jul 20255810 PMAQI
15th Jul 20255811 PMAQI
16th Jul 20255712 AMAQI
16th Jul 2025551 AMAQI
16th Jul 2025552 AMAQI
16th Jul 2025553 AMAQI
16th Jul 2025554 AMAQI
16th Jul 2025555 AMAQI
29°C27/32°C
16th Jul 2025556 AMAQI
16th Jul 2025557 AMAQI
16th Jul 2025558 AMAQI
16th Jul 2025559 AMAQI
16th Jul 20255410 AMAQI
16th Jul 20255611 AMAQI
16th Jul 20255812 PMAQI
16th Jul 2025581 PMAQI
16th Jul 2025542 PMAQI
16th Jul 2025463 PMAQI
16th Jul 2025464 PMAQI
16th Jul 2025465 PMAQI
16th Jul 2025496 PMAQI
16th Jul 2025527 PMAQI
16th Jul 2025558 PMAQI
16th Jul 2025569 PMAQI
16th Jul 20256010 PMAQI
16th Jul 20256211 PMAQI
17th Jul 20256012 AMAQI
17th Jul 2025561 AMAQI
17th Jul 2025552 AMAQI
17th Jul 2025553 AMAQI
17th Jul 2025554 AMAQI
17th Jul 2025555 AMAQI
29°C27/32°C
17th Jul 2025556 AMAQI
17th Jul 2025557 AMAQI
17th Jul 2025578 AMAQI
17th Jul 2025619 AMAQI
17th Jul 20255610 AMAQI
17th Jul 20255311 AMAQI
17th Jul 20254012 PMAQI
17th Jul 2025381 PMAQI
17th Jul 2025362 PMAQI
17th Jul 2025363 PMAQI
17th Jul 2025344 PMAQI
17th Jul 2025335 PMAQI
17th Jul 2025346 PMAQI
17th Jul 2025407 PMAQI
17th Jul 2025528 PMAQI
17th Jul 2025529 PMAQI
17th Jul 20255210 PMAQI
17th Jul 20255711 PMAQI
18th Jul 20255812 AMAQI
18th Jul 2025551 AMAQI
18th Jul 2025562 AMAQI
18th Jul 2025553 AMAQI
18th Jul 2025544 AMAQI
18th Jul 2025555 AMAQI
30°C27/32°C
18th Jul 2025546 AMAQI
18th Jul 2025547 AMAQI
18th Jul 2025598 AMAQI
18th Jul 2025649 AMAQI
18th Jul 20256110 AMAQI
18th Jul 20254911 AMAQI
18th Jul 20254912 PMAQI
18th Jul 2025471 PMAQI
18th Jul 2025362 PMAQI
18th Jul 2025343 PMAQI
18th Jul 2025344 PMAQI
18th Jul 2025365 PMAQI
18th Jul 2025366 PMAQI
18th Jul 2025387 PMAQI
18th Jul 2025508 PMAQI
18th Jul 2025529 PMAQI
18th Jul 20255010 PMAQI
18th Jul 20255111 PMAQI
19th Jul 20255112 AMAQI
19th Jul 2025561 AMAQI
19th Jul 2025552 AMAQI
19th Jul 2025553 AMAQI
19th Jul 2025544 AMAQI
19th Jul 2025555 AMAQI
29°C27/32°C
19th Jul 2025556 AMAQI
19th Jul 2025557 AMAQI
19th Jul 2025428 AMAQI
19th Jul 2025419 AMAQI
19th Jul 20254210 AMAQI
19th Jul 20255111 AMAQI
19th Jul 20254612 PMAQI
19th Jul 2025261 PMAQI
19th Jul 2025282 PMAQI
19th Jul 2025273 PMAQI
19th Jul 2025374 PMAQI
19th Jul 2025405 PMAQI
19th Jul 2025426 PMAQI
19th Jul 2025387 PMAQI
19th Jul 2025498 PMAQI
19th Jul 2025519 PMAQI
19th Jul 20255010 PMAQI
19th Jul 20255211 PMAQI
20th Jul 20255212 AMAQI
20th Jul 2025531 AMAQI
20th Jul 2025552 AMAQI
20th Jul 2025543 AMAQI
20th Jul 2025524 AMAQI
20th Jul 2025535 AMAQI
27°C25/29°C
20th Jul 2025526 AMAQI
20th Jul 2025537 AMAQI
20th Jul 2025408 AMAQI
20th Jul 2025289 AMAQI
20th Jul 20252410 AMAQI
20th Jul 20252311 AMAQI
20th Jul 20252612 PMAQI
20th Jul 2025241 PMAQI
20th Jul 2025252 PMAQI
20th Jul 2025243 PMAQI
20th Jul 2025194 PMAQI
20th Jul 2025215 PMAQI
20th Jul 2025306 PMAQI
20th Jul 2025357 PMAQI
20th Jul 2025478 PMAQI
20th Jul 2025479 PMAQI
20th Jul 20254610 PMAQI
20th Jul 20254611 PMAQI
21st Jul 20255312 AMAQI
21st Jul 2025541 AMAQI
21st Jul 2025542 AMAQI
21st Jul 2025533 AMAQI
21st Jul 2025504 AMAQI
21st Jul 2025505 AMAQI
26°C25/27°C
21st Jul 2025506 AMAQI
21st Jul 2025507 AMAQI
21st Jul 2025288 AMAQI
21st Jul 2025229 AMAQI
21st Jul 20252010 AMAQI
21st Jul 20252011 AMAQI
21st Jul 20252112 PMAQI
21st Jul 2025261 PMAQI
21st Jul 2025262 PMAQI
21st Jul 2025223 PMAQI
21st Jul 2025204 PMAQI
21st Jul 2025195 PMAQI
21st Jul 2025206 PMAQI
21st Jul 2025257 PMAQI
21st Jul 2025428 PMAQI
21st Jul 2025429 PMAQI
21st Jul 20254610 PMAQI
21st Jul 20254211 PMAQI
22nd Jul 20254612 AMAQI
22nd Jul 2025521 AMAQI
22nd Jul 2025522 AMAQI
22nd Jul 2025513 AMAQI
22nd Jul 2025474 AMAQI
22nd Jul 2025485 AMAQI
26°C25/27°C
22nd Jul 2025476 AMAQI
22nd Jul 2025467 AMAQI
22nd Jul 2025308 AMAQI
22nd Jul 2025289 AMAQI
22nd Jul 20252910 AMAQI
22nd Jul 20253111 AMAQI
22nd Jul 20253112 PMAQI
22nd Jul 2025341 PMAQI
22nd Jul 2025292 PMAQI
22nd Jul 2025273 PMAQI
22nd Jul 2025254 PMAQI
22nd Jul 2025225 PMAQI
22nd Jul 2025226 PMAQI
22nd Jul 2025287 PMAQI
22nd Jul 2025418 PMAQI
22nd Jul 2025459 PMAQI
22nd Jul 20254810 PMAQI
22nd Jul 20255011 PMAQI
23rd Jul 20255112 AMAQI
23rd Jul 2025501 AMAQI
23rd Jul 2025512 AMAQI
23rd Jul 2025483 AMAQI
23rd Jul 2025464 AMAQI
23rd Jul 2025465 AMAQI
28°C26/30°C
23rd Jul 2025456 AMAQI
23rd Jul 2025447 AMAQI
23rd Jul 2025408 AMAQI
23rd Jul 2025449 AMAQI
23rd Jul 20254710 AMAQI
23rd Jul 20254511 AMAQI
23rd Jul 20253312 PMAQI
23rd Jul 2025311 PMAQI
23rd Jul 2025282 PMAQI
23rd Jul 2025323 PMAQI
23rd Jul 2025344 PMAQI
23rd Jul 2025315 PMAQI
23rd Jul 2025326 PMAQI
23rd Jul 2025397 PMAQI
23rd Jul 2025478 PMAQI
23rd Jul 2025469 PMAQI
23rd Jul 20254610 PMAQI
23rd Jul 20254611 PMAQI
24th Jul 20254412 AMAQI
24th Jul 2025441 AMAQI
24th Jul 2025462 AMAQI
24th Jul 2025473 AMAQI
24th Jul 2025464 AMAQI
24th Jul 2025465 AMAQI
28°C26/31°C
24th Jul 2025466 AMAQI
24th Jul 2025467 AMAQI
24th Jul 2025288 AMAQI
24th Jul 2025259 AMAQI
24th Jul 20253110 AMAQI
24th Jul 20253111 AMAQI
24th Jul 20253412 PMAQI
24th Jul 2025321 PMAQI
24th Jul 2025342 PMAQI
24th Jul 2025203 PMAQI
24th Jul 2025204 PMAQI
24th Jul 2025205 PMAQI
24th Jul 2025246 PMAQI
24th Jul 2025347 PMAQI
24th Jul 2025398 PMAQI
24th Jul 2025389 PMAQI
24th Jul 20253710 PMAQI
24th Jul 20253811 PMAQI
25th Jul 20254412 AMAQI
25th Jul 2025461 AMAQI
25th Jul 2025472 AMAQI
25th Jul 2025463 AMAQI
25th Jul 2025434 AMAQI
25th Jul 2025435 AMAQI
27°C26/29°C
25th Jul 2025436 AMAQI
25th Jul 2025427 AMAQI
25th Jul 2025448 AMAQI
25th Jul 2025579 AMAQI
25th Jul 20254010 AMAQI
25th Jul 20253411 AMAQI
25th Jul 20253412 PMAQI
25th Jul 2025331 PMAQI
25th Jul 2025242 PMAQI
25th Jul 2025203 PMAQI
25th Jul 2025204 PMAQI
25th Jul 2025225 PMAQI
25th Jul 2025316 PMAQI
25th Jul 2025307 PMAQI
25th Jul 2025388 PMAQI
25th Jul 2025459 PMAQI
25th Jul 20254710 PMAQI
25th Jul 20255411 PMAQI
26th Jul 20255112 AMAQI
26th Jul 2025461 AMAQI
26th Jul 2025462 AMAQI
26th Jul 2025463 AMAQI
26th Jul 2025444 AMAQI
26th Jul 2025445 AMAQI
28°C26/31°C
26th Jul 2025446 AMAQI
26th Jul 2025447 AMAQI
26th Jul 2025348 AMAQI
26th Jul 2025379 AMAQI
26th Jul 20253210 AMAQI
26th Jul 20252411 AMAQI
26th Jul 20252712 PMAQI
26th Jul 2025291 PMAQI
26th Jul 2025242 PMAQI
26th Jul 2025253 PMAQI
26th Jul 2025234 PMAQI
26th Jul 2025235 PMAQI
26th Jul 2025246 PMAQI
26th Jul 2025347 PMAQI
26th Jul 2025428 PMAQI
26th Jul 2025449 PMAQI
26th Jul 20255210 PMAQI
26th Jul 20255411 PMAQI
27th Jul 20255212 AMAQI
27th Jul 2025481 AMAQI
27th Jul 2025462 AMAQI
27th Jul 2025463 AMAQI
27th Jul 2025424 AMAQI
27th Jul 2025425 AMAQI
29°C27/31°C
27th Jul 2025436 AMAQI
27th Jul 2025437 AMAQI
27th Jul 2025408 AMAQI
27th Jul 2025429 AMAQI
27th Jul 20254910 AMAQI
27th Jul 20254311 AMAQI
27th Jul 20254012 PMAQI
27th Jul 2025361 PMAQI
27th Jul 2025362 PMAQI
27th Jul 2025343 PMAQI
27th Jul 2025344 PMAQI
27th Jul 2025345 PMAQI
27th Jul 2025346 PMAQI
27th Jul 2025417 PMAQI
27th Jul 2025428 PMAQI
27th Jul 2025519 PMAQI
27th Jul 20255610 PMAQI
27th Jul 20256111 PMAQI
28th Jul 20255012 AMAQI
28th Jul 2025471 AMAQI
28th Jul 2025472 AMAQI
28th Jul 2025473 AMAQI
28th Jul 2025464 AMAQI
28th Jul 2025475 AMAQI
29°C27/31°C
28th Jul 2025466 AMAQI
28th Jul 2025457 AMAQI
28th Jul 2025368 AMAQI
28th Jul 2025379 AMAQI
28th Jul 20252810 AMAQI
28th Jul 20252211 AMAQI
28th Jul 20252812 PMAQI
28th Jul 2025281 PMAQI
28th Jul 2025272 PMAQI
28th Jul 2025223 PMAQI
28th Jul 2025204 PMAQI
28th Jul 2025215 PMAQI
28th Jul 2025226 PMAQI
28th Jul 2025267 PMAQI
28th Jul 2025378 PMAQI
28th Jul 2025429 PMAQI
28th Jul 20254510 PMAQI
28th Jul 20254611 PMAQI
29th Jul 20255012 AMAQI
29th Jul 2025481 AMAQI
29th Jul 2025482 AMAQI
29th Jul 2025453 AMAQI
29th Jul 2025424 AMAQI
29th Jul 2025435 AMAQI
29°C27/31°C
29th Jul 2025436 AMAQI
29th Jul 2025427 AMAQI
29th Jul 2025408 AMAQI
29th Jul 2025359 AMAQI
29th Jul 20253210 AMAQI
29th Jul 20254811 AMAQI
29th Jul 20252812 PMAQI
29th Jul 2025241 PMAQI
29th Jul 2025252 PMAQI
29th Jul 2025233 PMAQI
29th Jul 2025214 PMAQI
29th Jul 2025255 PMAQI
29th Jul 2025296 PMAQI
29th Jul 2025317 PMAQI
29th Jul 2025378 PMAQI
29th Jul 2025379 PMAQI
29th Jul 20253810 PMAQI
29th Jul 20253611 PMAQI
30th Jul 20254012 AMAQI
30th Jul 2025461 AMAQI
30th Jul 2025472 AMAQI
30th Jul 2025463 AMAQI
30th Jul 2025434 AMAQI
30th Jul 2025425 AMAQI
29°C27/32°C
30th Jul 2025426 AMAQI
30th Jul 2025427 AMAQI
30th Jul 2025328 AMAQI
30th Jul 2025329 AMAQI
30th Jul 20253610 AMAQI
30th Jul 20253611 AMAQI
30th Jul 20253712 PMAQI
30th Jul 2025341 PMAQI
30th Jul 2025312 PMAQI
30th Jul 2025263 PMAQI
30th Jul 2025224 PMAQI
30th Jul 2025225 PMAQI
30th Jul 2025276 PMAQI
30th Jul 2025327 PMAQI
30th Jul 2025388 PMAQI
30th Jul 2025419 PMAQI
30th Jul 20254510 PMAQI
30th Jul 20254011 PMAQI
31st Jul 20254812 AMAQI
31st Jul 2025451 AMAQI
31st Jul 2025452 AMAQI
31st Jul 2025443 AMAQI
31st Jul 2025444 AMAQI
31st Jul 2025445 AMAQI
29°C27/33°C
31st Jul 2025446 AMAQI
31st Jul 2025447 AMAQI
31st Jul 2025448 AMAQI
31st Jul 2025449 AMAQI
31st Jul 20254910 AMAQI
31st Jul 20254111 AMAQI
31st Jul 20254212 PMAQI
31st Jul 2025441 PMAQI
31st Jul 2025412 PMAQI
31st Jul 2025363 PMAQI
31st Jul 2025364 PMAQI
31st Jul 2025385 PMAQI
31st Jul 2025346 PMAQI
31st Jul 2025457 PMAQI
31st Jul 2025508 PMAQI
31st Jul 2025549 PMAQI
31st Jul 20255810 PMAQI
31st Jul 20255311 PMAQI
1st Aug 20255312 AMAQI
1st Aug 2025541 AMAQI
1st Aug 2025542 AMAQI
1st Aug 2025513 AMAQI
1st Aug 2025524 AMAQI
1st Aug 2025525 AMAQI
30°C27/33°C
1st Aug 2025526 AMAQI
1st Aug 2025547 AMAQI
1st Aug 2025608 AMAQI
1st Aug 2025649 AMAQI
1st Aug 20255610 AMAQI
1st Aug 20255911 AMAQI
1st Aug 20255612 PMAQI
1st Aug 2025571 PMAQI
1st Aug 2025522 PMAQI
1st Aug 2025553 PMAQI
1st Aug 2025494 PMAQI
1st Aug 2025505 PMAQI
1st Aug 2025496 PMAQI
1st Aug 2025477 PMAQI
1st Aug 2025498 PMAQI
1st Aug 2025509 PMAQI
1st Aug 20254910 PMAQI
1st Aug 20255111 PMAQI
2nd Aug 20255312 AMAQI
2nd Aug 2025541 AMAQI
2nd Aug 2025542 AMAQI
2nd Aug 2025533 AMAQI
2nd Aug 2025534 AMAQI
2nd Aug 2025545 AMAQI
29°C27/31°C
2nd Aug 2025556 AMAQI
2nd Aug 2025557 AMAQI
2nd Aug 2025478 AMAQI
2nd Aug 2025489 AMAQI
2nd Aug 20254810 AMAQI
2nd Aug 20255611 AMAQI
2nd Aug 20255612 PMAQI
2nd Aug 2025481 PMAQI
2nd Aug 2025532 PMAQI
2nd Aug 2025493 PMAQI
2nd Aug 2025564 PMAQI
2nd Aug 2025465 PMAQI
2nd Aug 2025466 PMAQI
2nd Aug 2025537 PMAQI
2nd Aug 2025548 PMAQI
2nd Aug 2025579 PMAQI
2nd Aug 20255810 PMAQI
2nd Aug 20255611 PMAQI
3rd Aug 20255612 AMAQI
3rd Aug 2025541 AMAQI
3rd Aug 2025552 AMAQI
3rd Aug 2025543 AMAQI
3rd Aug 2025544 AMAQI
3rd Aug 2025545 AMAQI
29°C27/32°C
3rd Aug 2025546 AMAQI
3rd Aug 2025547 AMAQI
3rd Aug 2025538 AMAQI
3rd Aug 2025609 AMAQI
3rd Aug 20256610 AMAQI
3rd Aug 20257011 AMAQI
3rd Aug 20255812 PMAQI
3rd Aug 2025561 PMAQI
3rd Aug 2025522 PMAQI
3rd Aug 2025583 PMAQI
3rd Aug 2025574 PMAQI
3rd Aug 2025555 PMAQI
3rd Aug 2025536 PMAQI
3rd Aug 2025527 PMAQI
3rd Aug 2025568 PMAQI
3rd Aug 2025569 PMAQI
3rd Aug 20255710 PMAQI
3rd Aug 20255711 PMAQI
4th Aug 20255512 AMAQI
4th Aug 2025561 AMAQI
4th Aug 2025562 AMAQI
4th Aug 2025563 AMAQI
4th Aug 2025564 AMAQI
4th Aug 2025565 AMAQI
30°C27/33°C
4th Aug 2025566 AMAQI
4th Aug 2025567 AMAQI
4th Aug 2025588 AMAQI
4th Aug 2025599 AMAQI
4th Aug 20255910 AMAQI
4th Aug 20256211 AMAQI
4th Aug 20256212 PMAQI
4th Aug 2025571 PMAQI
4th Aug 2025582 PMAQI
4th Aug 2025563 PMAQI
4th Aug 2025564 PMAQI
4th Aug 2025535 PMAQI
4th Aug 2025546 PMAQI
4th Aug 2025567 PMAQI
4th Aug 2025588 PMAQI
4th Aug 2025589 PMAQI
4th Aug 20256010 PMAQI
4th Aug 20255811 PMAQI
5th Aug 20255812 AMAQI
5th Aug 2025561 AMAQI
5th Aug 2025562 AMAQI
5th Aug 2025563 AMAQI
5th Aug 2025564 AMAQI
5th Aug 2025565 AMAQI
29°C27/32°C
5th Aug 2025566 AMAQI
6 AM5th Aug 2025567 AMAQI
5th Aug 2025588 AMAQI
5th Aug 2025619 AMAQI
5th Aug 20255510 AMAQI
5th Aug 20255411 AMAQI
5th Aug 20255512 PMAQI
12 PM5th Aug 2025541 PMAQI
5th Aug 2025562 PMAQI
5th Aug 2025543 PMAQI
5th Aug 2025564 PMAQI
5th Aug 2025485 PMAQI
7 PM
12 AM
5 AM
--°C/°C
Day time
Avg. Highest Time
6 AM - 7 AM
48AQI
2 hours / Day
60 hours / Month
Avg. Lowest Time
3 PM - 6 PM
37AQI
4 hours / Day
120 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 6 AM to 7 AM (Avg. 48), while the lowest AQI was between 3 PM to 6 PM (Avg. 37).
Night time
Avg. Highest Time
12 AM - 11 PM
49AQI
10 hours / Day
300 hours / Month
Avg. Lowest Time
12 AM - 11 PM
49AQI
10 hours / Day
300 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 11 PM (Avg. 49), while the lowest AQI was between 12 AM to 11 PM (Avg. 49).
2025 Days Vs Air Quality
Haikou, Haikou, Hainan, China
2025
37%
80
57%
124
6%
12
Total number of days with different AQI categories in last 217 days in 2025 (148 days remaining)
Good
80 DaysModerate
124 DaysPoor
12 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 37%
Health Risk Level:
High
In 2025, 37% of 217 days were within WHO’s safe air quality limits. The risk of health issues is High, with respiratory problems, heart disease, skin issues, and stress being more common, particularly among children and the elderly.
Annual Air Quality Insights
Haikou, Haikou, Hainan, China
AQI levels in 2025
AQI
PM2.5
PM10
CO
SO2
NO2
O3
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
1st January 2025
111AQI
111AQI
2nd January 2025
107AQI
107AQI
3rd January 2025
103AQI
103AQI
4th January 2025
92AQI
92AQI
5th January 2025
113AQI
113AQI
6th January 2025
122AQI
122AQI
7th January 2025
93AQI
93AQI
8th January 2025
88AQI
88AQI
9th January 2025
119AQI
119AQI
10th January 2025
103AQI
103AQI
11th January 2025
90AQI
90AQI
12th January 2025
76AQI
76AQI
13th January 2025
76AQI
76AQI
14th January 2025
72AQI
72AQI
15th January 2025
76AQI
76AQI
16th January 2025
90AQI
90AQI
17th January 2025
92AQI
92AQI
18th January 2025
86AQI
86AQI
19th January 2025
89AQI
89AQI
20th January 2025
97AQI
97AQI
21st January 2025
76AQI
76AQI
22nd January 2025
90AQI
90AQI
23rd January 2025
82AQI
82AQI
24th January 2025
70AQI
70AQI
25th January 2025
63AQI
63AQI
26th January 2025
58AQI
58AQI
27th January 2025
57AQI
57AQI
28th January 2025
59AQI
59AQI
29th January 2025
72AQI
72AQI
30th January 2025
69AQI
69AQI
31st January 2025
69AQI
69AQI
1st February 2025
57AQI
57AQI
2nd February 2025
48AQI
48AQI
3rd February 2025
66AQI
66AQI
4th February 2025
52AQI
52AQI
5th February 2025
58AQI
58AQI
6th February 2025
61AQI
61AQI
7th February 2025
69AQI
69AQI
8th February 2025
58AQI
58AQI
9th February 2025
67AQI
67AQI
10th February 2025
62AQI
62AQI
11th February 2025
61AQI
61AQI
12th February 2025
54AQI
54AQI
13th February 2025
69AQI
69AQI
14th February 2025
51AQI
51AQI
15th February 2025
72AQI
72AQI
16th February 2025
47AQI
47AQI
17th February 2025
71AQI
71AQI
18th February 2025
75AQI
75AQI
19th February 2025
72AQI
72AQI
20th February 2025
67AQI
67AQI
21st February 2025
63AQI
63AQI
22nd February 2025
50AQI
50AQI
23rd February 2025
69AQI
69AQI
24th February 2025
51AQI
51AQI
25th February 2025
67AQI
67AQI
26th February 2025
79AQI
79AQI
27th February 2025
70AQI
70AQI
28th February 2025
65AQI
65AQI
1st March 2025
60AQI
60AQI
2nd March 2025
57AQI
57AQI
3rd March 2025
64AQI
64AQI
4th March 2025
59AQI
59AQI
5th March 2025
52AQI
52AQI
6th March 2025
36AQI
36AQI
7th March 2025
45AQI
45AQI
8th March 2025
53AQI
53AQI
9th March 2025
62AQI
62AQI
10th March 2025
68AQI
68AQI
11th March 2025
65AQI
65AQI
12th March 2025
61AQI
61AQI
13th March 2025
57AQI
57AQI
14th March 2025
51AQI
51AQI
15th March 2025
59AQI
59AQI
16th March 2025
44AQI
44AQI
17th March 2025
68AQI
68AQI
18th March 2025
66AQI
66AQI
19th March 2025
84AQI
84AQI
20th March 2025
79AQI
79AQI
21st March 2025
81AQI
81AQI
22nd March 2025
76AQI
76AQI
23rd March 2025
70AQI
70AQI
24th March 2025
73AQI
73AQI
25th March 2025
74AQI
74AQI
26th March 2025
76AQI
76AQI
27th March 2025
71AQI
71AQI
28th March 2025
72AQI
72AQI
29th March 2025
51AQI
51AQI
30th March 2025
38AQI
38AQI
31st March 2025
52AQI
52AQI
1st April 2025
57AQI
57AQI
2nd April 2025
69AQI
69AQI
3rd April 2025
58AQI
58AQI
4th April 2025
63AQI
63AQI
5th April 2025
67AQI
67AQI
6th April 2025
72AQI
72AQI
7th April 2025
75AQI
75AQI
8th April 2025
65AQI
65AQI
9th April 2025
67AQI
67AQI
10th April 2025
76AQI
76AQI
11th April 2025
66AQI
66AQI
12th April 2025
71AQI
71AQI
13th April 2025
132AQI
132AQI
14th April 2025
135AQI
135AQI
15th April 2025
147AQI
147AQI
16th April 2025
135AQI
135AQI
17th April 2025
115AQI
115AQI
18th April 2025
94AQI
94AQI
19th April 2025
87AQI
87AQI
20th April 2025
68AQI
68AQI
21st April 2025
67AQI
67AQI
22nd April 2025
66AQI
66AQI
23rd April 2025
62AQI
62AQI
24th April 2025
65AQI
65AQI
25th April 2025
60AQI
60AQI
26th April 2025
49AQI
49AQI
27th April 2025
44AQI
44AQI
28th April 2025
60AQI
60AQI
29th April 2025
64AQI
64AQI
30th April 2025
61AQI
61AQI
1st May 2025
52AQI
52AQI
2nd May 2025
60AQI
60AQI
3rd May 2025
58AQI
58AQI
4th May 2025
58AQI
58AQI
5th May 2025
55AQI
55AQI
6th May 2025
59AQI
59AQI
7th May 2025
58AQI
58AQI
8th May 2025
53AQI
53AQI
9th May 2025
56AQI
56AQI
10th May 2025
51AQI
51AQI
11th May 2025
61AQI
61AQI
12th May 2025
62AQI
62AQI
13th May 2025
57AQI
57AQI
14th May 2025
45AQI
45AQI
15th May 2025
41AQI
41AQI
16th May 2025
40AQI
40AQI
17th May 2025
39AQI
39AQI
18th May 2025
45AQI
45AQI
19th May 2025
44AQI
44AQI
20th May 2025
48AQI
48AQI
21st May 2025
47AQI
47AQI
22nd May 2025
45AQI
45AQI
23rd May 2025
39AQI
39AQI
24th May 2025
35AQI
35AQI
25th May 2025
59AQI
59AQI
26th May 2025
68AQI
68AQI
27th May 2025
58AQI
58AQI
28th May 2025
48AQI
48AQI
29th May 2025
43AQI
43AQI
30th May 2025
42AQI
42AQI
31st May 2025
39AQI
39AQI
1st June 2025
45AQI
45AQI
2nd June 2025
41AQI
41AQI
3rd June 2025
54AQI
54AQI
4th June 2025
52AQI
52AQI
5th June 2025
40AQI
40AQI
6th June 2025
41AQI
41AQI
7th June 2025
44AQI
44AQI
8th June 2025
49AQI
49AQI
9th June 2025
47AQI
47AQI
10th June 2025
45AQI
45AQI
11th June 2025
44AQI
44AQI
12th June 2025
34AQI
34AQI
13th June 2025
32AQI
32AQI
14th June 2025
37AQI
37AQI
15th June 2025
39AQI
39AQI
16th June 2025
42AQI
42AQI
17th June 2025
46AQI
46AQI
18th June 2025
46AQI
46AQI
19th June 2025
42AQI
42AQI
20th June 2025
43AQI
43AQI
21st June 2025
39AQI
39AQI
22nd June 2025
33AQI
33AQI
23rd June 2025
32AQI
32AQI
24th June 2025
32AQI
32AQI
25th June 2025
29AQI
29AQI
26th June 2025
28AQI
28AQI
27th June 2025
29AQI
29AQI
28th June 2025
32AQI
32AQI
29th June 2025
33AQI
33AQI
30th June 2025
35AQI
35AQI
1st July 2025
33AQI
33AQI
2nd July 2025
30AQI
30AQI
3rd July 2025
32AQI
32AQI
4th July 2025
31AQI
31AQI
5th July 2025
36AQI
36AQI
6th July 2025
35AQI
35AQI
7th July 2025
33AQI
33AQI
8th July 2025
44AQI
44AQI
9th July 2025
46AQI
46AQI
10th July 2025
47AQI
47AQI
11th July 2025
49AQI
49AQI
12th July 2025
46AQI
46AQI
13th July 2025
50AQI
50AQI
14th July 2025
53AQI
53AQI
15th July 2025
54AQI
54AQI
16th July 2025
55AQI
55AQI
17th July 2025
49AQI
49AQI
18th July 2025
50AQI
50AQI
19th July 2025
47AQI
47AQI
20th July 2025
40AQI
40AQI
21st July 2025
37AQI
37AQI
22nd July 2025
39AQI
39AQI
23rd July 2025
42AQI
42AQI
24th July 2025
36AQI
36AQI
25th July 2025
39AQI
39AQI
26th July 2025
38AQI
38AQI
27th July 2025
44AQI
44AQI
28th July 2025
37AQI
37AQI
29th July 2025
37AQI
37AQI
30th July 2025
37AQI
37AQI
31st July 2025
45AQI
45AQI
1st August 2025
53AQI
53AQI
2nd August 2025
53AQI
53AQI
3rd August 2025
56AQI
56AQI
4th August 2025
57AQI
57AQI
86AQI
63AQI
62AQI
77AQI
50AQI
40AQI
42AQI
55AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202560AQI
24
7
3
25
4
27
2
23
5
15
16
28
2
28
3
4
80
124
12
Highest AQI recorded in
January86AQI
Lowest AQI recorded in
June40AQI
202458AQI
7
22
2
11
16
2
5
26
1
29
15
16
22
8
29
2
19
12
20
10
7
21
3
3
24
3
27
4
139
213
14
Highest AQI recorded in
December83AQI
Lowest AQI recorded in
July32AQI
202357AQI
5
21
5
12
14
2
6
25
2
27
1
17
13
1
26
4
28
3
19
12
26
4
11
19
1
8
16
2
7
22
2
167
180
14
Highest AQI recorded in
January78AQI
Lowest AQI recorded in
July36AQI
202255AQI
8
21
2
12
7
1
11
20
8
22
24
7
26
4
22
1
1
7
20
1
10
20
1
21
9
4
22
4
1
153
154
9
1
Highest AQI recorded in
December75AQI
Lowest AQI recorded in
July34AQI
202155AQI
23
8
6
21
1
7
23
1
15
15
24
7
19
11
27
4
29
2
25
5
20
11
9
18
3
1
28
2
182
168
15
Highest AQI recorded in
January92AQI
Lowest AQI recorded in
September36AQI
202054AQI
5
7
1
7
14
6
12
29
1
31
25
6
25
5
8
22
1
4
22
4
1
19
11
141
108
17
Highest AQI recorded in
December92AQI
Lowest AQI recorded in
June37AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2025(Avg.)
60AQILeast Polluted Year Recorded
2020(Avg.)
54AQIHaikou's annual 2025 AQI (60) shows an average percentage change of 7.2% (worsened AQI) compared to previous years: 2020 (54), 2021 (55), 2022 (55), 2023 (57), 2024 (58).
